body, h1, h2, h3, h4, h5, h6, hr, p, blockquote, dl, dt, dd, ul, ol, li, pre, form, fieldset, legend, button, input, textarea, th, td { margin:0; padding:0; } 
body, button, input, select, textarea { font:12px "微软雅黑",tahoma, arial, \5b8b\4f53; }
 h1, h2, h3, h4, h5, h6{ font-size:100%; } 
address, cite, dfn, em, var { font-style:normal; } 
code, kbd, pre, samp { font-family:couriernew, courier, monospace; } 
small{ font-size:12px; } 
ul, ol { list-style:none; } 
a { text-decoration:none; } 
a:hover { text-decoration:none; } 
sup { vertical-align:text-top; } 
sub{ vertical-align:text-bottom; } 
legend { color:#000; } 
fieldset, img ,input,button{ border:0; outline:none; } 
button, input, select, textarea { font-size:100%; }
table { border-collapse:collapse; border-spacing:0; }
.clearfix:after{
    content:"";
    display:block;
    height: 0;
    clear: both;
    visibility: hidden;
}
.clearfix{
    *zoom:1;
}
.w{
    width: 1190px;
    margin: 0 auto;
}
.header_top{
    width: 100%;
    height: 80px;
    background-color: #ff99b6;
}
.header_w{
    height: 80px;
    background: #fff url(../img/s-top.jpg) no-repeat;
    background-size: 1190px 80px;
}
.header_head{
    width: 100%;
    height: 30px;
    background-color: #e3e4e5;
}
.header_nav{

    width: 100%;
    height: 480px;
    background: url(../img/snav-bg.png);
}
.header_content{
    height: 480px;
    position: relative;  
}
.header_content img{
    display: block;
    width: 100%;
    height: 100%;
    position: absolute;
    left:8px;
}
